package com.hk.gulimall.product.exception;

import com.hk.common.exception.BizCodeEnume;
import com.hk.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;

/*
 * 集中处理所有异常
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.hk.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{}，异常类型：{}" ,e.getMessage(),e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String,String> errorMap = new HashMap<>();
        result.getFieldErrors().forEach((fieldError)->{
//            //获取到错误提示
//            String defaultMessage = fieldError.getDefaultMessage();
//            //获取错误的属性的名字
//            String field = fieldError.getField();

            errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnume.VALID_EXCEPTION.getCode(),BizCodeEnume.VALID_EXCEPTION.getMsg()).put("data",errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        return R.error(BizCodeEnume.UNKNOWN_EXCEPTION.getCode(),BizCodeEnume.UNKNOWN_EXCEPTION.getMsg());
    }

}
